Home / 1,195,283.78-1,649,443.50-651,407.86

Finding the Fourth Proportional to 1,195,283.78, 1,649,443.50 and 651,407.86

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Solution

The fourth proportional to 1,195,283.78, 1,649,443.50 and 651,407.86 is: 898,916.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,283.78 : 1,649,443.50 = 651,407.86 : x
  2. Step 2: Convert to fraction form
    1,195,283.78/1,649,443.50 = 651,407.86/x
  3. Step 3: Cross multiply
    1,195,283.78x = 1,649,443.50 × 651,407.86
  4. Step 4: Simplify right side
    1,195,283.78x = 1,074,460,460,525.91
  5. Step 5: Solve for x
    x = 1,074,460,460,525.91/1,195,283.78
  6. Step 6: Final answer
    x = 898,916.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.